High precision machining Automobile transmission shaft
Product Description
material: Gcr45 steel Gcr15 45#steel
hardness :58-62
precision: g6-g5
roughness: Ra0.4-0.8
hard belt depth:2mm-3mm
length:300mm-60mm
roundness:does not surpass 0.003mm
High Precision Machining Automobile Transmission Shaft Gcr45 Steel 58 - 62 Hardness